2 32 Use figure 612 to draw and label the different parts of conduction system

2 32 use figure 612 to draw and label the different

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sound when the heart beats? (2) 3.2 Use figure 6.12 to draw and label the different parts of conduction system of the heart namely the SA-node, the AV-node, the bundle of His and the Purkinje fibres. (4)
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Study unit 6 92 FIGURE 6.12: THE INTERNAL STRUCTURE OF THE HUMAN HEART 3.3 Why is it significant for the functioning of the heart that the: 3.3.1 Ventricles contract from the apex upwards? (2) 3.3.2 Conduction in the atrium and ventricle are not continuous? (2) 3.3.3 That the cardiac muscle has muscle bridges? (2) 3.3.4 That the human heart is myogenic? (2) Bring your answers to the contact session Practical/ microscope work 12 1. Use a micrograph / microscope slide to draw a labelled diagram of a cross section through the blood vessels to show how normal capillaries, veins and arteries differ from one another in real life. Keep this for your practical portfolio. (10) 1 2 3 4
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